chapter 7 (extra)

Question 1

source of electrons, energy, electron acceptor and source of carbons of aerobic chemoheterotroph

Answer 1

organic, organic, oxygen, organic

Question 2

source of electrons, energy, electron acceptor and source of carbons of fermenters

Answer 2

organic,organic, organic, organic

Question 3

source of electrons, energy, electron acceptor and source of carbons of denitrifiers

Answer 3

organic, organic, nitrogen compunds (nitrate,..), organic

Question 4

source of electrons, energy, electron acceptor and source of carbons of sulfate reducer

Answer 4

organic (ex: lactate) or H2, organic or H2, sulfate, organic compunds

Question 5

source of electrons, energy, electron acceptor and source of carbons of sulfur reducer

Answer 5

organic (ex:acetate, ethanol), organic, sulfur, organic

Question 6

source of electrons, energy, electron acceptor and source of carbons of purple sulfur

Answer 6

H2S, light, NADP/cyclic, CO2

Question 7

source of electrons, energy, electron acceptor and source of carbons of puple nonsulfur

Answer 7

organics (ex: succinate), light, NADP/cyclic, organic compunds

Question 8

source of electrons, energy, electron acceptor and source of carbons of green sulfur

Answer 8

H2S, light, NADP/cyclic, CO2

Question 9

source of electrons, energy, electron acceptor and source of carbons of cyanobacteria

Answer 9

H2S/water, light, NADP, CO2

Question 10

source of electrons, energy, electron acceptor and source of carbons of algae

Answer 10

water, light, NADP, CO2

Question 11

source of electrons, energy, electron acceptor and source of carbons of nitrifier

Answer 11

For electrons and energy sources:
nitrosomonas: NH3
nitrobacter: NO2-
electron acceptor: O2
source of carbons: CO2

Question 12

source of electrons, energy, electron acceptor and source of carbons of sulfur bacteria

Answer 12

H2S/S0/SO3^2- (for electrons and energy), oxygen, CO2

Question 13

source of electrons, energy, electron acceptor and source of carbons of methanogen

Answer 13

H2/CH3COOH, H2/CH3COOH, (no electron acceptor), CO2/CH3COOH

Question 14

source of electrons, energy, electron acceptor and source of carbons of metanotrophs

Answer 14

CH4,CH4,O2,CH4

Question 15

6 examples of chemoorganotrophy

Answer 15

animals cells
yeast cells
E.coli
sulfate reducer
sulfur reducer
denitrifying bacteria

Question 16

4 examples of chemolithotrophy

Answer 16

nitrifyer
some methanogens
metanotrophs
sulfur bacteria

Question 17

1 examples of photoheterotroph

Answer 17

purple non-sulfur bacteria

Question 18

4 examples of photoautotroph

Answer 18

algae
cyanobacteria
green sulfur
purple sulfur

Question 19

which species has electron reverse flow to reduce NADH

Answer 19

purple sulfur
nitrifyer
sulfur bacteria